Having many links pointing to your blog from reputable sites is the best way to get found by people interested in what you have to say. Since links are like votes, they also help lift the authority of your site. Furthermore, the amount and quality of inbound links are the most important criteria used by search engines to rank pages.
The folks at Prospect MX have created this excellent link building chart that explains all the different ways you can build links to your site. It is an excellent checklist to make sure that your link building campaign doesn’t miss anything.
Thanks to Aaron for the tip.